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| PartNumber | 1643904-1 | 1643903-1 | 1643902-1 |
| Description | Heavy Duty Power Connectors 538-0069-00100B | Barrier Terminal Blocks BUS BAR SOCKET 2 POLE FLOAT MOUNT | CONN SOCKET DUAL POLE FEED THRU |
| Manufacturer | TE Connectivity | TE Connectivity | - |
| Product Category | Heavy Duty Power Connectors | Barrier Terminal Blocks | - |
| Brand | TE Connectivity | TE Connectivity / AMP | - |
| Product Type | Heavy Duty Power Connectors | Barrier Terminal Blocks | - |
| Factory Pack Quantity | 1 | 1 | - |
| Subcategory | Power Connectors | Terminal Blocks | - |
| Part # Aliases | 1643904-1 | 1643903-1 | - |
| RoHS | - | Y | - |
| Product | - | Barrier Terminal Blocks | - |
| Number of Positions | - | 2 Position | - |
| Current Rating | - | 300 A | - |
| Voltage Rating | - | 600 V | - |
| Type | - | Sockets | - |
| Mounting Style | - | Panel | - |
| Series | - | Crown Clip II | - |
| Color | - | Black | - |
| Contact Plating | - | Gold | - |
| Height | - | 31.75 mm | - |
| Housing Material | - | Thermoplastic | - |
| Length | - | 36.45 mm | - |
| Mounting Angle | - | Vertical | - |
| Termination Style | - | Solder | - |
| Thread Size | - | M4 | - |
| Width | - | 31.75 mm | - |
| Contact Material | - | Copper Alloy | - |
| Flammability Rating | - | UL 94 V-0 | - |
| Maximum Operating Temperature | - | + 105 C | - |
| Minimum Operating Temperature | - | - 40 C | - |